Probability MCQ Test: Probability MCQs - Practice Questions
1. You have a bag with 5 red marbles and 7 blue marbles. If you draw two marbles without replacement, what is the probability that both marbles are blue?
2. If you draw a card from a standard deck of 52 cards, what is the probability of drawing a face card (king, queen, or jack)?
3. If you flip a coin four times, what is the probability of getting exactly two tails?
4. If you roll a fair six-sided die, what is the probability of getting a prime number (2, 3, or 5)?
5. If you draw a card from a standard deck of 52 cards, what is the probability of drawing a club?
6. You have a bag with 7 white balls and 5 black balls. What is the probability of drawing a white ball followed by a black ball without replacement?
7. If you roll a fair six-sided die, what is the probability of getting an even number?
8. In a standard deck of 52 cards, what is the probability of drawing a red card followed by a black card without replacement?
9. A box contains 6 red balls and 4 blue balls. If you draw two balls without replacement, what is the probability that both balls are red?
10. In a deck of 52 playing cards, what is the probability of drawing a card that is a face card (jack, queen, or king) when drawing one card randomly?
11. A bag contains 12 balls: 4 red, 3 green, and 5 blue. If you randomly select one ball, what is the probability that it is blue or green?
12. If you randomly select two cards from a standard deck of 52 cards without replacement, what is the probability that both cards are hearts?
13. In a deck of playing cards, what is the probability of drawing a black card (spade or club) followed by a red card (heart or diamond) without replacement?
14. If you randomly select a card from a standard deck of 52 cards and then another card without replacement, what is the probability that both cards are red?
15. If you roll two fair six-sided dice, what is the probability of getting a sum of 8?
16. You have a bag with 10 red marbles, 8 blue marbles, and 6 yellow marbles. What is the probability of randomly selecting a red marble?
17. If you draw a card from a standard deck of 52 cards, what is the probability of drawing a spade?
18. If you flip a fair coin five times, what is the probability of getting exactly three tails?
19. What is the probability of rolling a fair six-sided die and getting a prime number?
20. You have a deck of standard playing cards (52 cards). What is the probability of drawing a red card (heart or diamond)?
21. If you flip a fair coin four times, what is the probability of getting exactly three tails?
22. If you randomly select a letter from the word 'PROBABILITY', what is the probability that it is a vowel?
23. You have a bag with 7 green marbles and 3 red marbles. If you draw two marbles without replacement, what is the probability that both marbles are green?
24. If you roll a six-sided die, what is the probability of rolling a 3?
25. You have a bag with 9 blue marbles and 6 red marbles. If you draw two marbles without replacement, what is the probability that both marbles are the same color?
26. If you flip a fair coin three times, what is the probability of getting exactly two heads?
27. If you roll a six-sided die, what is the probability of rolling a number greater than 4?
28. If you roll two fair six-sided dice, what is the probability that the sum of the two rolls is a prime number?
29. You have a bag with 10 white marbles and 5 black marbles. If you draw one marble, what is the probability that it is black?
30. In a deck of 52 playing cards, what is the probability of drawing a heart or a spade when drawing one card randomly?
31. If you flip a coin, what is the probability of getting heads?
32. In a deck of playing cards, what is the probability of drawing a red card (heart or diamond)?
33. A box contains 5 green balls and 3 yellow balls. What is the probability of randomly drawing a green ball followed by a yellow ball without replacement?
34. If you draw a card from a standard deck of 52 cards, what is the probability of drawing a heart?
35. A box contains 6 red balls and 4 green balls. What is the probability of randomly drawing a green ball followed by a red ball without replacement?
36. If you roll two six-sided dice, what is the probability of getting a sum of 7?
37. If you spin a spinner divided into 8 equal sections, what is the probability of landing on an even number?
38. If you roll a fair six-sided die, what is the probability of rolling a number greater than 4?
39. You have a bag with 6 yellow marbles, 4 green marbles, and 2 red marbles. What is the probability of randomly selecting a green marble?
40. What is the probability of getting at least one head when flipping a fair coin three times?
41. A jar contains 10 red balls and 5 blue balls. What is the probability of randomly drawing a blue ball followed by a red ball without replacement?
42. What is the probability of flipping a fair coin and getting heads?
43. In a bag of marbles, there are 4 red, 3 green, and 5 blue marbles. What is the probability of drawing a green marble?
44. In a standard deck of 52 playing cards, what is the probability of drawing a red card (heart or diamond) followed by drawing a black card (spade or club) without replacement?
45. You have a bag with 6 red marbles, 4 blue marbles, and 2 yellow marbles. What is the probability of randomly selecting a blue marble?
46. You have a bag with 10 red marbles and 5 blue marbles. What is the probability of randomly selecting a red marble?
47. You have a bag with 6 yellow marbles and 4 purple marbles. If you draw two marbles without replacement, what is the probability that at least one of them is yellow?
48. In a group of 30 people, what is the probability that at least two people have the same birthday?
49. A fair six-sided die is rolled twice. What is the probability that the sum of the two rolls is 7?
50. If you roll a fair six-sided die, what is the probability of getting a number less than or equal to 3?